| Siegburg to Grevena | 1,008.32 mi (1,622.74 km) |
| Siegburg to Ialysos | 1,434.73 mi (2,308.97 km) |
| Siegburg to Ilion | 1,195.01 mi (1,923.18 km) |
| Siegburg to Ilioupoli | 1,202.16 mi (1,934.70 km) |
| Siegburg to Ioannina | 1,013.17 mi (1,630.53 km) |
| Siegburg to Irakleio | 1,392.47 mi (2,240.96 km) |
| Siegburg to Irakleio | 1,196.28 mi (1,925.23 km) |
| Siegburg to Kaisariani | 1,200.51 mi (1,932.03 km) |
| Siegburg to Kalamaria | 1,033.29 mi (1,662.92 km) |
| Siegburg to Kalamata | 1,201.34 mi (1,933.36 km) |
| Siegburg to Kallithea | 1,199.60 mi (1,930.57 km) |
| Siegburg to Kalymnos | 1,363.13 mi (2,193.75 km) |
| Siegburg to Kalyvia Thorikou | 1,213.15 mi (1,952.38 km) |
| Siegburg to Kamatero | 1,193.95 mi (1,921.48 km) |
| Siegburg to Karditsa | 1,063.50 mi (1,711.54 km) |
